Your input to this app will be a natural math expression, and the answer will appear in a separate line. This makes it easy to revise current input to get an updated result. Up to 20 of your inputs will be automatically saved and can be reused later. You can also save your answer and incorporate it into your input expressions later. Undo and redo buttons will help you edit your expressions. All mathematical operations are performed in the complex field. Output will be a real or a complex number depending on your input and the selection is automatic. Three output formats are available for you to select: Fixed point, scientific and engineering. The number of decimal digits is adjustable. Finally, the help and demo buttons will bring you quick and easy usage examples. Current version includes the following math functions: exp, log, log10, sin, cos, tan, sinh, cosh, tanh, asin, acos, atan, asinh, acosh, atanh, abs, angle, real, imag and power (^).